What makes Periscope by Colour Haze notable?

'Periscope' received significant acclaim within the underground music community and helped cement Colour Haze's reputation, contributing to the growing popularity of stoner rock in the late 90s. The album's intricate compositions influenced numerous artists within the genre and expanded its audience. Upon releasing 'Periscope' in 1999, Colour Haze was solidifying their presence in the stoner rock scene, following their 1995 debut album 'Sunshine.' This album showcased their evolving sound characterized by extended instrumental passages and a more mature songwriting approach, establishing them as key players in the genre.